Pargat Singh was born on 5th March 1965, at Mithapur near Jalandhar cantonment. Punjab. Pargat Singh had got primary education in his village school. He joined Lyallpur Khalsa College,Jalandhar.

Son of Dharmendra, Older brother of Bobby Deol and Esha Deol. He is married and has two children. Rumoured to have had an affair with Dimple Kapadia. Sunny made his debut as a teenage romantic hero in Betaab with debutante actress Amrita Singh.